Home / 374,136.60-516,300.12-204,371.40

Finding the Fourth Proportional to 374,136.60, 516,300.12 and 204,371.40

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Solution

The fourth proportional to 374,136.60, 516,300.12 and 204,371.40 is: 282,027.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,136.60 : 516,300.12 = 204,371.40 : x
  2. Step 2: Convert to fraction form
    374,136.60/516,300.12 = 204,371.40/x
  3. Step 3: Cross multiply
    374,136.60x = 516,300.12 × 204,371.40
  4. Step 4: Simplify right side
    374,136.60x = 105,516,978,344.57
  5. Step 5: Solve for x
    x = 105,516,978,344.57/374,136.60
  6. Step 6: Final answer
    x = 282,027.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.